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PlantFiles: Interior Live Oak, Highland Live Oak, Sierra Live Oak
Quercus wislizeni

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Family: Fagaceae (fag-AY-see-ee) (Info)
Genus: Quercus (KWER-kus) (Info)
Species: wislizeni (wis-LIZ-en-ee) (Info)

Synonym:Quercus wislizeni var. wislizeni
Synonym:Quercus wislizenii
Synonym:Quercus wislizenii var. wislizenii

One member has or wants this plant for trade.

Category:
Trees

Height:
20-30 ft. (6-9 m)
30-40 ft. (9-12 m)
over 40 ft. (12 m)

Spacing:
20-30 ft. (6-9 m)

Hardiness:
USDA Zone 6b: to -20.5 C (-5 F)
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)
USDA Zone 8a: to -12.2 C (10 F)
USDA Zone 8b: to -9.4 C (15 F)
USDA Zone 9a: to -6.6 C (20 F)
USDA Zone 9b: to -3.8 C (25 F)
USDA Zone 10a: to -1.1 C (30 F)
USDA Zone 10b: to 1.7 C (35 F)

Sun Exposure:
Sun to Partial Shade

Danger:
Parts of plant are poisonous if ingested

Bloom Color:
Inconspicuous/none

Bloom Time:
N/A

Foliage:
Grown for foliage
Evergreen
Smooth-Textured

Other details:
Average Water Needs; Water regularly; do not overwater
Provides winter interest

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Patent Information:
Unknown - Tell us

Propagation Methods:
From seed; direct sow outdoors in fall

Seed Collecting:
Unknown - Tell us

Click thumbnail
to view:

By ogon
Thumbnail #1 of Quercus wislizeni by ogon

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral ogon On Jun 24, 2011, ogon from Paradise, CA (Zone 9a) wrote:

A slow growing oak with evergreen, angular, holly-like leaves. Grows wild in the foothills of the Sierra Nevada. Young plants are unruly and shrubby, but eventually take on a cleaner form as they mature.

Regional...

This plant has been said to grow in the following regions:

Paradise, California
Roseville, California



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